An existing System.Data.Common.DbConnection to be used to connect to the database. If the connection is
in the open state then EF will not open or close the connection. If the connection is in the closed
state then EF will open and close the connection as needed.

An existing System.Data.Common.DbConnection to be used to connect to the database. If the connection is
in the open state then EF will not open or close the connection. If the connection is in the closed
state then EF will open and close the connection as needed.